<>
html {
color: #000;
background: #fff;
}
body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
code,
form,
fieldset,
legend,
input,
textarea,
p,
blockquote,
th,
td {
margin: 0;
padding: 0;
}
table {
border-collapse: collapse;
border-spacing: 0;
}
fieldset,
img {
border: 0;
}
address,
caption,
cite,
code,
dfn,
em,
strong,
th,
var,
b {
font-: normal;
font-weight: normal;
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ol,
ul {
list-: none;
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caption,
th {
text-align: left;
}
h1,
h2,
h3,
h4,
h5,
h6 {
font-size:100%;
font-weight:normal;
}
pre {
white-space: pre;
white-space: pre-wrap;
word-wrap: break-word;
}
abbr,
acronym {
border:0;
font-variant:normal;
}
/*
* 1. Addresses CSS quotes not supported in IE6/7
* 2. Addresses quote property not supported in S4
*/
/* 1 */
q {
quotes: none;
}
/* 2 */
q:before,
q:after {
content: '';
content: none;
}
/*
* Prevents sub and sup affecting line-height in all browsers
* gist.github.com/413930
*/
sub,
sup {
font-size: 75%;
line-height: 0;
position: relative;
vertical-align: baseline;
}
sup {
top: -0.5em;
}
sub {
bottom: -0.25em;
}
/*
* links
*/
/*
* Addresses outline displayed oddly in Chrome
*/
a:focus {
outline: thin dotted;
}
/*
* Improves readability when focused and also mouse hovered in all browsers
* people.opera.com/patrickl/experiments/keyboard/test
*/
a:hover,
a:active {
outline: 0;
}
/*
* form
*/
/*
* 1. Corrects color not being inherited in IE6/7/8/9
* 2. Corrects text not wrapping in FF3
*/
legend {
border: 0; /* 1 */
white-space: normal; /* 2 */
color:#000;
}
button,
input,
select,
textarea {
font-family:inherit;
font-size:inherit;
font-weight:inherit;
vertical-align: baseline;
*vertical-align: middle;
}
/*
* Addresses FF3/4 setting line-height on 'input' using !important in the UA sheet
*/
button,
input {
line-height: normal; /* 1 */
}
/*
* 1. Improves usability and consistency of cursor between image-type 'input' and others
* 2. Corrects inability to clickable 'input' types in iOS
* 3. Removes inner spacing in IE7 without affecting normal text inputs
* Known issue: inner spacing remains in IE6
*/
button,
input[type="button"],
input[type="reset"],
input[type="submit"] {
cursor: pointer; /* 1 */
-webkit-appearance: button; /* 2 */
*overflow: visible; /* 3 */
}
/*
* 1. Addresses box sizing set to content-box in IE8/9
* 2. Removes excess padding in IE8/9
* 3. Removes excess padding in IE7
Known issue: excess padding remains in IE6
*/
input[type="checkbox"],
input[type="radio"] {
box-sizing: border-box; /* 1 */
padding: 0; /* 2 */
*height: 13px; /* 3 */
*width: 13px; /* 3 */
}
/*
* Removes inner padding and border in FF3+
* www.sitepen.com/blog/2008/05/14/the-devils-in-the-details-fixing-dojos-toolbar-buttons/
*/
button::-moz-focus-inner,
input::-moz-focus-inner {
border: 0;
padding: 0;
}
/*
* FF3的一些版本hidden没有隐藏
*/
input[type="hidden"] {
display: none!important;
}
/*
* 1. Removes default vertical scrollbar in IE6/7/8/9
* 2. Improves readability and alignment in all browsers
* 3. 不让textarea可以resize
*/
textarea {
overflow: auto; /* 1 */
vertical-align: top; /* 2 */
resize: none; /* 3 */
}
/*
* font
*/
/*
* 1.333为默认行高16px(16/12),去除sans-serif防止ie8\9下字体变形
*/
body {
min-width: 1280px;
height:100%;
font: 12px/1.333 "\5FAE\8F6F\96C5\9ED1""Hiragino Sans GB"arial,helvetica,clean;
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select,
input,
button,
textarea {
font:100% arial,helvetica,clean;
}
table {
font-size: inherit;
font: 100%;
}
/*
* Corrects font family set oddly in IE6S4/5Chrome
* en.wikipedia.org/wiki/User:Davidgothberg/Test59
*/
pre,
code,
kbd,
samp {
font-family: monospaceserif;
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font-size: 100%;
line-height: 100%;
}
small {
font-size: 75%;
}
.clearfix::after {
content: "";
display: block;
height: 0;
visibility: hidden;
clear: both;
}
“蘋”字的核心知识可以概括为两点：它是一个多音字，有两个主要读音；其
含义根据读音不同而有严格区分。当读作
pín
时，它特指一种水生蕨类植
物，即俗称的“田字草”或“白蘋”，这在古籍和成语中非常常见。当读作
píng
时，则与“苹果”相关，是“苹”的繁体或异体写法。最关键的是，必
须将其与“苹”和“萍”区分开，尤其是在“风起于青蘋之末”这类经典表述
中，误写为“青萍”是常见错误。掌握这些要点，是准确理解古典文献和避免
现代书写错误的基础。
详细解析：‘蘋’字的读音、字形与含义全解
要彻底掌握“蘋”字，需要从读音、字形、字义及其文化背景等多个层面进行
剖析。
【读音辨析】
“蘋”是多音字，其读音直接关联含义：
读
pín
：这是该字在现代汉语中更常见且具有独立含义的读音。它
专指一种水生植物——
蘋菜
，学名
Marsilea quadrifolia
，民间常称“田
字草”或“白蘋”。
读
píng
：这个读音主要与“苹果”相关联。在汉字简化之前，
“蘋果”的“蘋”即读此音。简化后，该义项已由“
苹
”字承担。因此，
在现代语境下，除涉及历史文献或特定场合（如某些地区仍沿用繁体），
读
píng
的情况已大幅减少。